Ключевые слова: building, centrifugal, construction, control, design, distribution, electric, energy, engine, engineering, environment, equipment, facility, factory, home, hydroelectric, industrial, industry, infrastructure, installation, large, machine, machinery, maintenance, manufacturing, metal, modern, motor, pipe, pipeline, pipes, piping, plant, plantation, plumber, power, pressure, pump, service, station, steel, structure, system, technology, tube, utility, valve, village, water, water circulation,